The Internet Protocol (IP) is the most popular protocol on the Internet. In this video, you’ll learn about IPv4 address structures, public IP addresses, private IP address ranges, and IPv6 address structures. << Previous: Network Devices Next Video: Assigning IP Addresses >>
A data center contains uses many different network devices to keep the data flowing. In this video, you’ll learn about routers, unmanaged and managed switches, access points, patch panels, firewalls, power over Ethernet, cable and DSL modems, ONTs, and NICs. << Previous: VLANs and VPNs Next Video: IPv4 and IPv6 >>
We can provide network protection and segmentation through the use of virtual local area networks (VLANs) and virtual private networks (VPNs). In this video, you’ll learn about separating broadcast domains into separate VLANs, and how remote connectivity can be protected through the use of encrypted client-to-site or site-to-site VPNs. << Previous: DHCP Next Video: Network
We rely on the dynamic host configuration protocol (DHCP) to automatically assign IP addresses to our network devices. In this video, you’ll learn about the DHCP process, scopes, pools, and DHCP address reservations. << Previous: DNS Configuration Next Video: VLANs and VPNs >>
What are the differences between the CompTIA A+ 220-1102 Exam and the A+ 220-1202 Exam? This document was updated on March 30, 2025 The CompTIA A+ certification is one of information technology’s most popular certifications, and it’s common to see the A+ certification requested on many job postings. The A+ certification focuses on fundamental technologies,
What are the differences between the CompTIA A+ 220-1102 Exam and the A+ 220-1202 Exam? Read More »
What are the differences between the CompTIA A+ 220-1101 Exam and the A+ 220-1201 Exam? This document was updated on March 30, 2025 Looking for the differences between the A+ 220-1102 and the 220-1202 Core 2 exams? Click here for our detailed analysis. The CompTIA A+ certification is one of information technology’s most popular certifications,
What are the differences between the CompTIA A+ 220-1101 Exam and the A+ 220-1201 Exam? Read More »
Our DNS servers provide critical name resolution services for nearly every device on the network. In this video, you’ll learn about DNS records for address (A, AAAA), canonical names (CNAME), mail exchanger (MX), text (TXT), Domain Keys Identified Mail (DKIM), Sender Policy Framework (SPF), and Domain-based Message Authentication, Reporting, and Conformance (DMARC). << Previous: Network
